From patchwork Fri Jun 16 02:09:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: liuhongt X-Patchwork-Id: 71197 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 5D517385663A for ; Fri, 16 Jun 2023 02:12:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5D517385663A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1686881562; bh=zCmZSbFi19D0iqz98KbRmcHo0lsiw9xv+OC56REvljc=; h=To:Cc:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From:Reply-To:From; b=MUYEMRaFr6w0UJ8h6MikyEn8l7aZYuRmfD5D9lWnSZVW7GoaKzcTx/bDM2L0VfGfX yQ/7zW+pVM3PpcDTrPyV6hraUv1XcIBTV9OBRUIBMSaI12TTGSbi7UEys5BbW1K8D/ jmJ0Q4SAipVjgCfP5W9Y6o08HYkuONlhc/RvSfFM= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by sourceware.org (Postfix) with ESMTPS id 28CEE3858C36 for ; Fri, 16 Jun 2023 02:12:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 28CEE3858C36 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="359094492" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="359094492" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 19:12:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="825537974" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="825537974" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmsmga002.fm.intel.com with ESMTP; 15 Jun 2023 19:11:59 -0700 Received: from shliclel4217.sh.intel.com (shliclel4217.sh.intel.com [10.239.240.127]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 6675E10079A1; Fri, 16 Jun 2023 10:11:58 +0800 (CST) To: gcc-patches@gcc.gnu.org Cc: ubizjak@gmail.com Subject: [PATCH 1/2] Reimplement packuswb/packusdw with UNSPEC_US_TRUNCATE instead of original us_truncate. Date: Fri, 16 Jun 2023 10:09:57 +0800 Message-Id: <20230616020958.1413585-1-hongtao.liu@intel.com> X-Mailer: git-send-email 2.39.1.388.g2fc9e9ca3c MIME-Version: 1.0 X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: liuhongt via Gcc-patches From: liuhongt Reply-To: liuhongt Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" packuswb/packusdw does unsigned saturation for signed source, but rtl us_truncate means does unsigned saturation for unsigned source. So for value -1, packuswb will produce 0, but us_truncate produces 255. The patch reimplement those related patterns and functions with UNSPEC_US_TRUNCATE instead of us_truncate. The patch will fix below testcase which failed after g:921b841350c4fc298d09f6c5674663e0f4208610 added constant-folding for US_TRUNCATE FAIL: gcc.target/i386/avx-vpackuswb-1.c execution test FAIL: gcc.target/i386/avx2-vpackusdw-2.c execution test FAIL: gcc.target/i386/avx2-vpackuswb-2.c execution test FAIL: gcc.target/i386/sse2-packuswb-1.c execution test Bootstrapped and regtested on x86_64-pc-linux-gnu. Ok for trunk? gcc/ChangeLog: PR target/110235 * config/i386/i386-expand.cc (ix86_split_mmx_pack): Use UNSPEC_US_TRUNCATE instead of original us_truncate for packusdw/packuswb. * config/i386/mmx.md (mmx_packswb): Splitted to below 2 new patterns. (mmx_packsswb): New reload_completed define_insn_and_split. (mmx_packuswb): Ditto. (mmx_packusdw): Use UNSPEC_US_TRUNCATE instead of original us_truncate. (s_trunsuffix): Removed. (any_s_truncate): Removed. * config/i386/sse.md (_packuswb): Use UNSPEC_US_TRUNCATE instead of original us_truncate. (_packusdw): Ditto. * config/i386/i386.md (UNSPEC_US_TRUNCATE): New unspec_c_enum. --- gcc/config/i386/i386-expand.cc | 20 ++++++++++++---- gcc/config/i386/i386.md | 4 ++++ gcc/config/i386/mmx.md | 43 ++++++++++++++++++++++------------ gcc/config/i386/sse.md | 20 ++++++++-------- 4 files changed, 57 insertions(+), 30 deletions(-) diff --git a/gcc/config/i386/i386-expand.cc b/gcc/config/i386/i386-expand.cc index def060ab562..35e2740f9b6 100644 --- a/gcc/config/i386/i386-expand.cc +++ b/gcc/config/i386/i386-expand.cc @@ -1019,6 +1019,7 @@ ix86_split_mmx_pack (rtx operands[], enum rtx_code code) rtx op0 = operands[0]; rtx op1 = operands[1]; rtx op2 = operands[2]; + rtx src; machine_mode dmode = GET_MODE (op0); machine_mode smode = GET_MODE (op1); @@ -1042,11 +1043,20 @@ ix86_split_mmx_pack (rtx operands[], enum rtx_code code) op1 = lowpart_subreg (sse_smode, op1, GET_MODE (op1)); op2 = lowpart_subreg (sse_smode, op2, GET_MODE (op2)); - op1 = gen_rtx_fmt_e (code, sse_half_dmode, op1); - op2 = gen_rtx_fmt_e (code, sse_half_dmode, op2); - rtx insn = gen_rtx_SET (dest, gen_rtx_VEC_CONCAT (sse_dmode, - op1, op2)); - emit_insn (insn); + /* For packusdw/packuswb, it does unsigned saturation for + signed source which is different for rtl US_TRUNCATE. */ + if (code == US_TRUNCATE) + src = gen_rtx_UNSPEC (sse_dmode, + gen_rtvec (2, op1, op2), + UNSPEC_US_TRUNCATE); + else + { + op1 = gen_rtx_fmt_e (code, sse_half_dmode, op1); + op2 = gen_rtx_fmt_e (code, sse_half_dmode, op2); + src = gen_rtx_VEC_CONCAT (sse_dmode, op1, op2); + } + + emit_move_insn (dest, src); ix86_move_vector_high_sse_to_mmx (op0); } diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 0929115ed4d..070a84d8af9 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -129,6 +129,10 @@ (define_c_enum "unspec" [ UNSPEC_RSQRT UNSPEC_PSADBW + ;; US_TRUNCATE this is different from rtl us_truncate, + ;; it does unsigned truncation for signed source. + UNSPEC_US_TRUNCATE + ;; For AVX/AVX512F support UNSPEC_SCALEF UNSPEC_PCMP diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index 6fbe3909c8b..315eb4193c4 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -3337,27 +3337,41 @@ (define_split ;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Used in signed and unsigned truncations with saturation. -(define_code_iterator any_s_truncate [ss_truncate us_truncate]) -;; Instruction suffix for truncations with saturation. -(define_code_attr s_trunsuffix [(ss_truncate "s") (us_truncate "u")]) - -(define_insn_and_split "mmx_packswb" +(define_insn_and_split "mmx_packsswb" [(set (match_operand:V8QI 0 "register_operand" "=y,x,Yw") (vec_concat:V8QI - (any_s_truncate:V4QI + (ss_truncate:V4QI (match_operand:V4HI 1 "register_operand" "0,0,Yw")) - (any_s_truncate:V4QI + (ss_truncate:V4QI (match_operand:V4HI 2 "register_mmxmem_operand" "ym,x,Yw"))))] "TARGET_MMX || TARGET_MMX_WITH_SSE" "@ - packswb\t{%2, %0|%0, %2} + packsswb\t{%2, %0|%0, %2} + # + #" + "&& reload_completed + && SSE_REGNO_P (REGNO (operands[0]))" + [(const_int 0)] + "ix86_split_mmx_pack (operands, SS_TRUNCATE); DONE;" + [(set_attr "mmx_isa" "native,sse_noavx,avx") + (set_attr "type" "mmxshft,sselog,sselog") + (set_attr "mode" "DI,TI,TI")]) + +(define_insn_and_split "mmx_packuswb" + [(set (match_operand:V8QI 0 "register_operand" "=y,x,Yw") + (unspec:V8QI + [(match_operand:V4HI 1 "register_operand" "0,0,Yw") + (match_operand:V4HI 2 "register_mmxmem_operand" "ym,x,Yw")] + UNSPEC_US_TRUNCATE))] + "TARGET_MMX || TARGET_MMX_WITH_SSE" + "@ + packuswb\t{%2, %0|%0, %2} # #" "&& reload_completed && SSE_REGNO_P (REGNO (operands[0]))" [(const_int 0)] - "ix86_split_mmx_pack (operands, ); DONE;" + "ix86_split_mmx_pack (operands, US_TRUNCATE); DONE;" [(set_attr "mmx_isa" "native,sse_noavx,avx") (set_attr "type" "mmxshft,sselog,sselog") (set_attr "mode" "DI,TI,TI")]) @@ -3384,11 +3398,10 @@ (define_insn_and_split "mmx_packssdw" (define_insn_and_split "mmx_packusdw" [(set (match_operand:V4HI 0 "register_operand" "=Yr,*x,Yw") - (vec_concat:V4HI - (us_truncate:V2HI - (match_operand:V2SI 1 "register_operand" "0,0,Yw")) - (us_truncate:V2HI - (match_operand:V2SI 2 "register_operand" "Yr,*x,Yw"))))] + (unspec:V4HI + [(match_operand:V2SI 1 "register_operand" "0,0,Yw") + (match_operand:V2SI 2 "register_operand" "Yr,*x,Yw")] + UNSPEC_US_TRUNCATE))] "TARGET_SSE4_1 && TARGET_MMX_WITH_SSE" "#" "&& reload_completed" diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index 7d4b4ec8df5..83e3f534fd2 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -17796,13 +17796,14 @@ (define_insn "_packssdw" (set_attr "prefix" "orig,") (set_attr "mode" "")]) +;; This is different from rtl unsigned saturation, the instruction does +;; unsigned saturation for signed value. (define_insn "_packuswb" [(set (match_operand:VI1_AVX512 0 "register_operand" "=x,") - (vec_concat:VI1_AVX512 - (us_truncate: - (match_operand: 1 "register_operand" "0,")) - (us_truncate: - (match_operand: 2 "vector_operand" "xBm,m"))))] + (unspec:VI1_AVX512 + [(match_operand: 1 "register_operand" "0,") + (match_operand: 2 "vector_operand" "xBm,m")] + UNSPEC_US_TRUNCATE))] "TARGET_SSE2 && && " "@ packuswb\t{%2, %0|%0, %2} @@ -21889,11 +21890,10 @@ (define_insn "_mpsadbw" (define_insn "_packusdw" [(set (match_operand:VI2_AVX2 0 "register_operand" "=Yr,*x,") - (vec_concat:VI2_AVX2 - (us_truncate: - (match_operand: 1 "register_operand" "0,0,")) - (us_truncate: - (match_operand: 2 "vector_operand" "YrBm,*xBm,m"))))] + (unspec:VI2_AVX2 + [(match_operand: 1 "register_operand" "0,0,") + (match_operand: 2 "vector_operand" "YrBm,*xBm,m")] + UNSPEC_US_TRUNCATE))] "TARGET_SSE4_1 && && " "@ packusdw\t{%2, %0|%0, %2} From patchwork Fri Jun 16 02:09:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: liuhongt X-Patchwork-Id: 71198 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 652FC3858C36 for ; Fri, 16 Jun 2023 02:13:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 652FC3858C36 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1686881625; bh=llw6ipOTuT3Cvy6RofQYITL9Q42VfakEcpcOdpCVmO4=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=s3gM/6Lxag8nRvS6I+eujyXtTH6PvmtiBYLiZaBID0rBqsB7h6wBxNp5jaCdOTvre z/DB1HGE2d4nTSHhcQPK5Th0rCteHG/R9eEhod+LhArylctoD3+s+RnbdS1/EeNyN+ NsmmcVbVHP7CorKFgo3WfllOqiqmAZuGwBGWcTl0= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by sourceware.org (Postfix) with ESMTPS id 3F0953857342 for ; Fri, 16 Jun 2023 02:12:13 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 3F0953857342 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="359094494" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="359094494" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 19:12:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="825537975" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="825537975" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmsmga002.fm.intel.com with ESMTP; 15 Jun 2023 19:11:59 -0700 Received: from shliclel4217.sh.intel.com (shliclel4217.sh.intel.com [10.239.240.127]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 6972A10079A5; Fri, 16 Jun 2023 10:11:58 +0800 (CST) To: gcc-patches@gcc.gnu.org Cc: ubizjak@gmail.com Subject: [PATCH 2/2] Refined 256/512-bit vpacksswb/vpackssdw patterns. Date: Fri, 16 Jun 2023 10:09:58 +0800 Message-Id: <20230616020958.1413585-2-hongtao.liu@intel.com> X-Mailer: git-send-email 2.39.1.388.g2fc9e9ca3c In-Reply-To: <20230616020958.1413585-1-hongtao.liu@intel.com> References: <20230616020958.1413585-1-hongtao.liu@intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: liuhongt via Gcc-patches From: liuhongt Reply-To: liuhongt Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" The packing in vpacksswb/vpackssdw is not a simple concat, it's an interweave from src1 and src2 for every 128 bit(or 64-bit for the ss_truncate result). .i.e. dst[192-255] = ss_truncate (src2[128-255]) dst[128-191] = ss_truncate (src1[128-255]) dst[64-127] = ss_truncate (src2[0-127]) dst[0-63] = ss_truncate (src1[0-127] The patch refined those patterns with an extra vec_select for the interweave. The patch will fix below testcase which failed after g:921b841350c4fc298d09f6c5674663e0f4208610 added constant-folding for SS_TRUNCATE FAIL: gcc.target/i386/avx2-vpackssdw-2.c execution test. Bootstrapped and regtested on x86_64-pc-linux-gnu. Ok for trunk? gcc/ChangeLog: PR target/110235 * config/i386/sse.md (_packsswb): Split to below 3 new define_insns. (sse2_packsswb): New define_insn. (avx2_packsswb): Ditto. (avx512bw_packsswb): Ditto. (_packssdw): Split to below 3 new define_insns. (sse2_packssdw): New define_insn. (avx2_packssdw): Ditto. (avx512bw_packssdw): Ditto. gcc/testsuite/ChangeLog: * gcc.target/i386/avx512bw-vpackssdw-3.c: New test. * gcc.target/i386/avx512bw-vpacksswb-3.c: New test. --- gcc/config/i386/sse.md | 165 ++++++++++++++++-- .../gcc.target/i386/avx512bw-vpackssdw-3.c | 55 ++++++ .../gcc.target/i386/avx512bw-vpacksswb-3.c | 50 ++++++ 3 files changed, 252 insertions(+), 18 deletions(-) create mode 100644 gcc/testsuite/gcc.target/i386/avx512bw-vpackssdw-3.c create mode 100644 gcc/testsuite/gcc.target/i386/avx512bw-vpacksswb-3.c diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index 83e3f534fd2..cc4e4620257 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -17762,14 +17762,14 @@ (define_expand "vec_pack_sbool_trunc_qi" DONE; }) -(define_insn "_packsswb" - [(set (match_operand:VI1_AVX512 0 "register_operand" "=x,") - (vec_concat:VI1_AVX512 - (ss_truncate: - (match_operand: 1 "register_operand" "0,")) - (ss_truncate: - (match_operand: 2 "vector_operand" "xBm,m"))))] - "TARGET_SSE2 && && " +(define_insn "sse2_packsswb" + [(set (match_operand:V16QI 0 "register_operand" "=x,Yw") + (vec_concat:V16QI + (ss_truncate:V8QI + (match_operand:V8HI 1 "register_operand" "0,Yw")) + (ss_truncate:V8QI + (match_operand:V8HI 2 "vector_operand" "xBm,Ywm"))))] + "TARGET_SSE2 && && " "@ packsswb\t{%2, %0|%0, %2} vpacksswb\t{%2, %1, %0|%0, %1, %2}" @@ -17777,16 +17777,93 @@ (define_insn "_packsswb" (set_attr "type" "sselog") (set_attr "prefix_data16" "1,*") (set_attr "prefix" "orig,") - (set_attr "mode" "")]) + (set_attr "mode" "TI")]) -(define_insn "_packssdw" - [(set (match_operand:VI2_AVX2 0 "register_operand" "=x,") - (vec_concat:VI2_AVX2 - (ss_truncate: - (match_operand: 1 "register_operand" "0,")) - (ss_truncate: - (match_operand: 2 "vector_operand" "xBm,m"))))] - "TARGET_SSE2 && && " +(define_insn "avx2_packsswb" + [(set (match_operand:V32QI 0 "register_operand" "=Yw") + (vec_select:V32QI + (vec_concat:V32QI + (ss_truncate:V16QI + (match_operand:V16HI 1 "register_operand" "Yw")) + (ss_truncate:V16QI + (match_operand:V16HI 2 "vector_operand" "Ywm"))) + (parallel [(const_int 0) (const_int 1) + (const_int 2) (const_int 3) + (const_int 4) (const_int 5) + (const_int 6) (const_int 7) + (const_int 16) (const_int 17) + (const_int 18) (const_int 19) + (const_int 20) (const_int 21) + (const_int 22) (const_int 23) + (const_int 8) (const_int 9) + (const_int 10) (const_int 11) + (const_int 12) (const_int 13) + (const_int 14) (const_int 15) + (const_int 24) (const_int 25) + (const_int 26) (const_int 27) + (const_int 28) (const_int 29) + (const_int 30) (const_int 31)])))] + "TARGET_AVX2 && && " + "vpacksswb\t{%2, %1, %0|%0, %1, %2}" + [(set_attr "type" "sselog") + (set_attr "prefix" "") + (set_attr "mode" "OI")]) + +(define_insn "avx512bw_packsswb" + [(set (match_operand:V64QI 0 "register_operand" "=v") + (vec_select:V64QI + (vec_concat:V64QI + (ss_truncate:V32QI + (match_operand:V32HI 1 "register_operand" "v")) + (ss_truncate:V32QI + (match_operand:V32HI 2 "vector_operand" "vm"))) + (parallel [(const_int 0) (const_int 1) + (const_int 2) (const_int 3) + (const_int 4) (const_int 5) + (const_int 6) (const_int 7) + (const_int 32) (const_int 33) + (const_int 34) (const_int 35) + (const_int 36) (const_int 37) + (const_int 38) (const_int 39) + (const_int 8) (const_int 9) + (const_int 10) (const_int 11) + (const_int 12) (const_int 13) + (const_int 14) (const_int 15) + (const_int 40) (const_int 41) + (const_int 42) (const_int 43) + (const_int 44) (const_int 45) + (const_int 46) (const_int 47) + (const_int 16) (const_int 17) + (const_int 18) (const_int 19) + (const_int 20) (const_int 21) + (const_int 22) (const_int 23) + (const_int 48) (const_int 49) + (const_int 50) (const_int 51) + (const_int 52) (const_int 53) + (const_int 54) (const_int 55) + (const_int 24) (const_int 25) + (const_int 26) (const_int 27) + (const_int 28) (const_int 29) + (const_int 30) (const_int 31) + (const_int 56) (const_int 57) + (const_int 58) (const_int 59) + (const_int 60) (const_int 61) + (const_int 62) (const_int 63)])))] + + "TARGET_AVX512BW" + "vpacksswb\t{%2, %1, %0|%0, %1, %2}" + [(set_attr "type" "sselog") + (set_attr "prefix" "") + (set_attr "mode" "XI")]) + +(define_insn "sse2_packssdw" + [(set (match_operand:V8HI 0 "register_operand" "=x,Yw") + (vec_concat:V8HI + (ss_truncate:V4HI + (match_operand:V4SI 1 "register_operand" "0,Yw")) + (ss_truncate:V4HI + (match_operand:V4SI 2 "vector_operand" "xBm,Ywm"))))] + "TARGET_SSE2 && && " "@ packssdw\t{%2, %0|%0, %2} vpackssdw\t{%2, %1, %0|%0, %1, %2}" @@ -17794,7 +17871,59 @@ (define_insn "_packssdw" (set_attr "type" "sselog") (set_attr "prefix_data16" "1,*") (set_attr "prefix" "orig,") - (set_attr "mode" "")]) + (set_attr "mode" "TI")]) + +(define_insn "avx2_packssdw" + [(set (match_operand:V16HI 0 "register_operand" "=Yw") + (vec_select:V16HI + (vec_concat:V16HI + (ss_truncate:V8HI + (match_operand:V8SI 1 "register_operand" "Yw")) + (ss_truncate:V8HI + (match_operand:V8SI 2 "vector_operand" "Ywm"))) + (parallel [(const_int 0) (const_int 1) + (const_int 2) (const_int 3) + (const_int 8) (const_int 9) + (const_int 10) (const_int 11) + (const_int 4) (const_int 5) + (const_int 6) (const_int 7) + (const_int 12) (const_int 13) + (const_int 14) (const_int 15)])))] + "TARGET_AVX2 && && " + "vpackssdw\t{%2, %1, %0|%0, %1, %2}" + [(set_attr "type" "sselog") + (set_attr "prefix" "") + (set_attr "mode" "OI")]) + +(define_insn "avx512bw_packssdw" + [(set (match_operand:V32HI 0 "register_operand" "=v") + (vec_select:V32HI + (vec_concat:V32HI + (ss_truncate:V16HI + (match_operand:V16SI 1 "register_operand" "v")) + (ss_truncate:V16HI + (match_operand:V16SI 2 "vector_operand" "vm"))) + (parallel [(const_int 0) (const_int 1) + (const_int 2) (const_int 3) + (const_int 16) (const_int 17) + (const_int 18) (const_int 19) + (const_int 4) (const_int 5) + (const_int 6) (const_int 7) + (const_int 20) (const_int 21) + (const_int 22) (const_int 23) + (const_int 8) (const_int 9) + (const_int 10) (const_int 11) + (const_int 24) (const_int 25) + (const_int 26) (const_int 27) + (const_int 12) (const_int 13) + (const_int 14) (const_int 15) + (const_int 28) (const_int 29) + (const_int 30) (const_int 31)])))] + "TARGET_AVX512BW" + "vpackssdw\t{%2, %1, %0|%0, %1, %2}" + [(set_attr "type" "sselog") + (set_attr "prefix" "") + (set_attr "mode" "XI")]) ;; This is different from rtl unsigned saturation, the instruction does ;; unsigned saturation for signed value. diff --git a/gcc/testsuite/gcc.target/i386/avx512bw-vpackssdw-3.c b/gcc/testsuite/gcc.target/i386/avx512bw-vpackssdw-3.c new file mode 100644 index 00000000000..ae839e8d2c6 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/avx512bw-vpackssdw-3.c @@ -0,0 +1,55 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -mavx512bw" } */ +/* { dg-require-effective-target avx512bw } */ + +#define AVX512BW +#include "avx512f-helper.h" + +#define DST_SIZE (AVX512F_LEN / 16) +#define SRC_SIZE (AVX512F_LEN / 32) + +#include "limits.h" + +#include "avx512f-mask-type.h" + +static short +int_to_short (int iVal) +{ + short sVal; + + if (iVal < -32768) + sVal = -32768; + else if (iVal > 32767) + sVal = 32767; + else + sVal = iVal; + + return sVal; +} + +void +TEST (void) +{ + union512i_d s1, s2; + union512i_w res1; + short dst_ref[32]; + int i; + + s1.x = _mm512_set_epi32 (1, 2, 3, 4, 65000, 20, 30, 90, 88, 44, 33, 22, 11, 98, 76, -65000); + s2.x = _mm512_set_epi32 (80, 40, 31, 21, 10, 99, 74, -65000, 2, 3, 4, 5, 65010, 21, 31, 91); + res1.x = _mm512_packs_epi32 (s1.x, s2.x); + for (int i = 0; i != 4; i++) + { + dst_ref[i] = int_to_short (s1.a[i]); + dst_ref[i + 4] = int_to_short (s2.a[i]); + dst_ref[i + 8] = int_to_short (s1.a[i + 4]); + dst_ref[i + 12] = int_to_short (s2.a[i + 4]); + dst_ref[i + 16] = int_to_short (s1.a[i + 8]); + dst_ref[i + 20] = int_to_short (s2.a[i + 8]); + dst_ref[i + 24] = int_to_short (s1.a[i + 12]); + dst_ref[i + 28] = int_to_short (s2.a[i + 12]); + } + + if (check_union512i_w (res1, dst_ref)) + abort (); +} diff --git a/gcc/testsuite/gcc.target/i386/avx512bw-vpacksswb-3.c b/gcc/testsuite/gcc.target/i386/avx512bw-vpacksswb-3.c new file mode 100644 index 00000000000..056c735ae0e --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/avx512bw-vpacksswb-3.c @@ -0,0 +1,50 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -mavx512bw" } */ +/* { dg-require-effective-target avx512bw } */ + +#define AVX512BW +#include "avx512f-helper.h" + +static char +short_to_byte (short iVal) +{ + short sVal; + + if (iVal < -128) + sVal = -128; + else if (iVal > 127) + sVal = 127; + else + sVal = iVal; + + return sVal; +} + +void +TEST (void) +{ + union512i_w s1, s2; + union512i_b res1; + char dst_ref[64]; + int i; + + s1.x = _mm512_set_epi16 (1, 2, 3, 4, 650, 20, 30, 90, 88, 44, 33, 22, 11, 98, 76, -650, + 128, 230, -112, -128, -3, -4, -7, 9, 10, 11, 12, 13, -223, 10, 8, 11); + s2.x = _mm512_set_epi16 (80, 40, 31, 21, 10, 99, 74, -650, 2, 3, 4, 5, 650, 21, 31, 91, + 280, -140, 310, 20, 9, 98, 73, -651, 3, 4, 5, 6, 651, 22, 32, 92); + res1.x = _mm512_packs_epi16 (s1.x, s2.x); + for (int i = 0; i != 8; i++) + { + dst_ref[i] = short_to_byte (s1.a[i]); + dst_ref[i + 8] = short_to_byte (s2.a[i]); + dst_ref[i + 16] = short_to_byte (s1.a[i + 8]); + dst_ref[i + 24] = short_to_byte (s2.a[i + 8]); + dst_ref[i + 32] = short_to_byte (s1.a[i + 16]); + dst_ref[i + 40] = short_to_byte (s2.a[i + 16]); + dst_ref[i + 48] = short_to_byte (s1.a[i + 24]); + dst_ref[i + 56] = short_to_byte (s2.a[i + 24]); + } + + if (check_union512i_b (res1, dst_ref)) + abort (); +}